Please enter keywords to search

Global |EN

Choose your country & Language

Asia Pacific

Australia & New Zealand
India
Indonesia
Malaysia
Philippines
Singapore
Vietnam

Middle East & Africa

CHINT-EGEMAC
Saudi Arabia
South Africa
UAE
Egypt
Kenya

Europe

France
Italy
Spain
Turkey
Kazakhstan
Netherlands

North America

Mexico
USA
Canada

Latin America

Brazil
Peru
Ecuador

Choose your country & Language

Australia & New Zealand
India
Indonesia
Malaysia
Philippines
Singapore
Vietnam
CHINT-EGEMAC
Saudi Arabia
South Africa
UAE
Egypt
Kenya
France
Italy
Spain
Turkey
Kazakhstan
Netherlands
Mexico
USA
Canada
Brazil
Peru
Ecuador

Please enter keywords to search

Your search term contains restricted words. Please use different keywords.
CB-125CXZ Moulded Case Circuit Breaker
CB-125CXZ-MCCB
CB-125CXZ-MCCB

CB-125CXZ Moulded Case Circuit Breaker

The CHINT CB-125CXZ Moulded Case Circuit Breaker (MCCB) is a high-performance DC protection solution designed for power distribution and equipment safety. Suitable for DC 80 V circuits up to 125 A, it offers reliable overload and short-circuit protection with a breaking capacity of 10 kA. Its thermomagnetic trip unit ensures quick, accurate fault response, while the compact, plug-in design allows easy installation and maintenance. Certified to IEC 60947-2 and approved by CE and TÜV, the CB-125CXZ ensures safe and stable DC system operation.

Product Information

Recommend Blogs
OCTOBER 15, 2025 Guide to MCB Trip Curves: Selecting the Right B, C, or D Curve for Overcurrent Protection

Solve nuisance tripping problems for good. Our guide helps you diagnose why your breaker trips on startup and shows how to select the correct B, C, or D curve for motors, pumps, and other loads.

SEPTEMBER 28, 2025 Industrial Diesel Generator Safety Devices That Keep Operations Running

Discover how diesel generator safety devices like MCCBs, ACBs, and relays ensure reliable backup power, protect facilities, and keep operations running safely.

SEPTEMBER 23, 2025 Manual Motor Starter: A Guide for Safer Motor Control

Every electric motor needs protection against fault conditions. In this article, learn how a manual motor starter helps you achieve this requirement.

AUGUST 22, 2025 MCCB Frame Sizes Explained: Choosing the Right Circuit Breaker for Industrial Loads

Circuit breakers are important in any electrical system. Learn about MCCB frame sizes to select the correct circuit breaker for industrial loads.

AUGUST 14, 2025 Customized Electrical Components with Better Adaptability, Better Meet Customer Needs

CHINT offers customized OEM electrical solutions with global compliance, fast delivery, and superior adaptability for HVAC, DG, and elevator applications.

AUGUST 11, 2025 From Certification to Application: How CHINT M1 MCCB Supports OEM Success Stories

CHINT M1 MCCB: UL489-certified, high-capacity, versatile breaker powering OEM success in HVAC, solar, industrial & more.

AUGUST 1, 2025 Slim RCBO Solutions for Power Distribution: CHINT NB1L-20 for Compact, Compliant Installations

CHINT’s NB1L-20 is a great addition to any power distribution system. Learn why you should consider our product if you value safety and compliance.

JULY 14, 2025 UL Certification Requirements for OEMs: Essential Guide for Renewable Energy Projects in 2025

UL Certification Requirements for OEMs: Essential Guide for Renewable Energy Projects in 2025

JULY 10, 2025 Configuration Guide: Setting Up the CHINT SMG-WSR and SMG-ESR Open Protocol Gateway

Step-by-step protocol gateway setup guide for CHINT SMG-WSR and SMG-ESR, covering wiring, network configuration, and MQTT cloud connection.

JULY 2, 2025 A Guide to the CHINT SMG Open Protocol Gateway: Building Flexible IoT Solutions

Discover how CHINT’s SMG-WSR/SMG-ESR Gateway and NB2 Circuit Breakers create smart, efficient, and remote-controlled electrical systems for various industries.

Need Support From Us?

Blog
Blog

Find expert perspectives on the trends and technologies driving your business.

View Now
Download Center
Download Center

Download new and previously released documents including product document, solutions, cases, coporate report.

View Now
Contact Us
Contact Us

Reach out to us to receive more information, technical support, assistance with complaints and more.

Get Support
Collapsed
Expand

FAQs

 

What is the main application of the CB-125CXZ MCCB?

It is designed for DC systems up to 80 V, providing overload and short-circuit protection for industrial and telecommunication power lines. 

 

How does the CB-125CXZ differ from the CB-125CX model?

While both share the same frame and trip characteristics, the CB-125CXZ is specifically rated for DC 80 V, whereas the CB-125CX is for AC up to 415 V. 

 

What is the short-circuit breaking capacity of this MCCB?

It features a 10 kA breaking capacity for both Icn and Ics, ensuring dependable interruption capability in DC circuits. 

 

What installation method does it use?

The breaker adopts a plug-in installation design for quick and secure mounting, with bottom feeding for straightforward wiring. 

 

Can the CB-125CXZ operate in harsh environments?

Yes. It operates reliably from −40 °C to +70 °C, up to 2 000 m altitude, and features IP20/IP40 protection with UL94 V-0 flame-retardant materials, ensuring performance in demanding industrial environments.